Mark Zuckerberg has had a terrible week. And it’s only Tuesday

The networking problem that brought down services used by more than 2.75 billion people couldn’t have come at a worse time for Zuckerberg. — Reuters

Facebook Inc’s worldwide crash exposed the risks of relying on its social networking products, bolstering European regulators’ drive to contain its reach just as a US whistle-blower’s testimony threatens to attract more unwanted scrutiny at home.

While Europe awoke to find Facebook, Instagram, WhatsApp and Messenger services back online, the scale of Monday’s blackout quickly led to criticism. The European Union’s antitrust chief and digital czar, Margrethe Vestager, said the Facebook failure would focus minds on the company’s dominance.